Get String encode for text file - Java Internationalization

Java examples for Internationalization:Charset

Description

Get String encode for text file

Demo Code


//package com.java2s;
import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.IOException;

public class Main {
    public static void main(String[] argv) throws Exception {
        String fileName = "java2s.com";
        System.out.println(codeString(fileName));
    }//from w  ww.j  ava 2 s . com

    public static String codeString(String fileName) {
        String code = "utf-8";
        try {
            FileInputStream fileInputStream = new FileInputStream(fileName);
            BufferedInputStream bufferedInputStream = new BufferedInputStream(
                    new FileInputStream(fileName));
            int p = (bufferedInputStream.read() << 8)
                    + bufferedInputStream.read();
            switch (p) {
            case 0xefbb:
                code = "utf-8";
                break;
            case 0xfffe:
                code = "Unicode";
                break;
            case 0xfeff:
                code = "UTF-16BE";
                break;
            default:
                code = "utf-8";
                break;
            }
            if (bufferedInputStream != null) {
                bufferedInputStream.close();
            }
            if (fileInputStream != null) {
                fileInputStream.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        return code;
    }
}

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